Difference between revisions of "Unit MMC"

Revision as of 02:13, 27 March 2017

R1 - MMC status in R1, for native mode (SPI bits are different)
`MMC_RSP_R1_OUT_OF_RANGE = (1 shl 31);`
`MMC_RSP_R1_ADDRESS_ERROR = (1 shl 30);`
`MMC_RSP_R1_BLOCK_LEN_ERROR = (1 shl 29);`
`MMC_RSP_R1_ERASE_SEQ_ERROR = (1 shl 28);`
`MMC_RSP_R1_ERASE_PARAM = (1 shl 27);`
`MMC_RSP_R1_WP_VIOLATION = (1 shl 26);`
`MMC_RSP_R1_CARD_IS_LOCKED = (1 shl 25);`
`MMC_RSP_R1_LOCK_UNLOCK_FAILED = (1 shl 24);`
`MMC_RSP_R1_COM_CRC_ERROR = (1 shl 23);`
`MMC_RSP_R1_ILLEGAL_COMMAND = (1 shl 22);`
`MMC_RSP_R1_CARD_ECC_FAILED = (1 shl 21);`
`MMC_RSP_R1_CC_ERROR = (1 shl 20);`
`MMC_RSP_R1_ERROR = (1 shl 19);`
`MMC_RSP_R1_UNDERRUN = (1 shl 18);`
`MMC_RSP_R1_OVERRUN = (1 shl 17);`
`MMC_RSP_R1_CID_CSD_OVERWRITE = (1 shl 16);`
`MMC_RSP_R1_WP_ERASE_SKIP = (1 shl 15);`
`MMC_RSP_R1_CARD_ECC_DISABLED = (1 shl 14);`
`MMC_RSP_R1_ERASE_RESET = (1 shl 13);`
`MMC_RSP_R1_READY_FOR_DATA = (1 shl 8);`
`MMC_RSP_R1_SWITCH_ERROR = (1 shl 7);`
`MMC_RSP_R1_EXCEPTION_EVENT = (1 shl 6);`
`MMC_RSP_R1_APP_CMD = (1 shl 5);`
`MMC_RSP_R1_AKE_SEQ_ERROR = (1 shl 3);`

R1 SPI - MMC/SD in SPI mode reports R1 status always, and R2 for SEND_STATUS. R1 is the low order byte, R2 is the next highest byte, when present.
`MMC_RSP_R1_SPI_IDLE = (1 shl 0);`
`MMC_RSP_R1_SPI_ERASE_RESET = (1 shl 1);`
`MMC_RSP_R1_SPI_ILLEGAL_COMMAND = (1 shl 2);`
`MMC_RSP_R1_SPI_COM_CRC = (1 shl 3);`
`MMC_RSP_R1_SPI_ERASE_SEQ = (1 shl 4);`
`MMC_RSP_R1_SPI_ADDRESS = (1 shl 5);`
`MMC_RSP_R1_SPI_PARAMETER = (1 shl 6);`
R1 bit 7 is always zero

R2 SPI - See above
`MMC_RSP_R2_SPI_CARD_LOCKED = (1 shl 8);`
`MMC_RSP_R2_SPI_WP_ERASE_SKIP = (1 shl 9);`	Or lock/unlock fail
`MMC_RSP_R2_SPI_LOCK_UNLOCK_FAIL = MMC_RSP_R2_SPI_WP_ERASE_SKIP;`
`MMC_RSP_R2_SPI_ERROR = (1 shl 10);`
`MMC_RSP_R2_SPI_CC_ERROR = (1 shl 11);`
`MMC_RSP_R2_SPI_CARD_ECC_ERROR = (1 shl 12);`
`MMC_RSP_R2_SPI_WP_VIOLATION = (1 shl 13);`
`MMC_RSP_R2_SPI_ERASE_PARAM = (1 shl 14);`
`MMC_RSP_R2_SPI_OUT_OF_RANGE = (1 shl 15);`	Or CSD overwrite
`MMC_RSP_R2_SPI_CSD_OVERWRITE = MMC_RSP_R2_SPI_OUT_OF_RANGE;`

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MMC operation condition register (OCR) value MMC_OCR_*

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MMC card status register (CSR) value MMC_CARD_STATUS_*

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MMC current state value MMC_CURRENT_STATE_*

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MMC card identification data (CID) value MMC_CID_*

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MMC card specific data (CSD) value MMC_CSD_*

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MMC CSD structure value MMC_CSD_STRUCT_*

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MMC CSD spec version value MMC_CSD_SPEC_VER_*

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MMC CSD TAAC time unit MMC_CSD_TAAC_UNITS*

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MMC CSD TAAC time value MMC_CSD_TAAC_VALUES*

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MMC CSD card command class (CCC) value MMC_CCC_*

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MMC CSD transfer speed rate unit MMC_CSD_TRAN_SPEED_UNITS*

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MMC CSD transfer speed time value MMC_CSD_TRAN_SPEED_VALUES*

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MMC voltage value MMC_VDD_*

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MMC switch mode value MMC_SWITCH_MODE_*

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MMC EXT_CSD field EXT_CSD_*

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MMC EXT_CSD field definition EXT_CSD_*

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MMC miscellaneous MMCPART_*, MMC_MAX_*

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MMC logging MMC_LOG_*

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SD specific constants SD_*

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SD bus width SD_BUS_WIDTH_*

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SD bus speed (Hz) SD_BUS_SPEED_*

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SD command SD_CMD_*

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SD switch mode value SD_SWITCH_MODE_*

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SD switch function group SD_SWITCH_FUNCTION_GROUP_*

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SD switch access mode SD_SWITCH_ACCESS_MODE_*

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SD switch command system SD_SWITCH_COMMAND_SYSTEM_*

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SD switch driver strength SD_SWITCH_DRIVER_STRENGTH_*

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SD switch power limit SD_SWITCH_POWER_LIMIT_*

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SD send interface condition value SD_SEND_IF_COND_*

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SD send operation condition value SD_SEND_OP_COND_*

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SD operation condition register value SD_OCR_*

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SD CSD structure value SD_CSD_STRUCT_*

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SD SD status register (SSR) value SD_SSR_*

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SD SSR bus width value SD_SSR_BUS_WIDTH_*

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SD SSR card type value SD_SSR_CARD_TYPE_*

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SD SSR speed class value SD_SSR_SPEED_CLASS_*

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SD SSR AU size value SD_SSR_AU_SIZE_*

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SD SSR UHS speed grade value SD_SSR_UHS_SPEED_*

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SD SSR UHS AU size value SD_SSR_UHS_AU_SIZE_*

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SD switch status value SD_SWITCH_*

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SD SD configuration register (SCR) value SD_SCR_*

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SD SCR structure value SD_SCR_STRUCT_*

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SD SCR Spec version value SD_SCR_SPEC_VER_*

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SD SCR security value SD_SCR_SECURITY_*

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SD SCR bus width value SD_SCR_BUS_WIDTH_*

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SD SCR extended security value SD_SCR_EX_SECURITY_*

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SD SCR command support value SD_SCR_*_SUPPORT

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SDIO command SDIO_CMD_*

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SDIO response value SDIO_RSP_*

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SDIO card common control registers (CCCR) SDIO_CCCR_*

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SDIO revision SDIO_*_REV_*

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SDIO bus width SDIO_BUS_*

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SDIO CCCR caps register value SDIO_CCCR_CAP_*

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SDIO CCCR power register value SDIO_POWER_*

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SDIO CCCR speed register value SDIO_SPEED_*

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SDIO CCCR UHS register value SDIO_UHS_*

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SDIO CCCR drive strength register value SDIO_DRIVE_*

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SDIO function basic register (FBR) SDIO_FBR_*

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SDHCI specific constants SDHCI_*

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SDHCI host type SDHCI_TYPE_*

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SDHCI host state SDHCI_STATE_*

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SDHCI host flag SDHCI_FLAG_*

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SDHCI controller register SDHCI_DMA_*, SDHCI_BLOCK_*

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SDHCI transfer mode SDHCI_TRNS_*

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SDHCI command value SDHCI_CMD_*

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SDHCI command response value SDHCI_CMD_RESP_*

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SDHCI present state value SDHCI_DATA_*, SDHCI_CARD_*

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SDHCI host control value SDHCI_CTRL_*

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SDHCI power control value SDHCI_POWER_*

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SDHCI wakeup control value SDHCI_WAKE_*

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SDHCI clock control value SDHCI_CLOCK_*

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SDHCI software reset value SDHCI_RESET_*

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SDHCI interrupt value SDHCI_INT_*

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SDHCI capabilities value SDHCI_*_MASK*, SDHCI_*SHIFT

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SDHCI host version value SDHCI_*_VER_*

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SDHCI clock divider SDHCI_MAX_CLOCK_DIV_*

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SDHCI quirks/bug SDHCI_QUIRK*

From: U-Boot sdhci.h

`*SDHCI_QUIRK_32BIT_DMA_ADDR = (1 shl 0);`	See: SDHCI_QUIRK_32BIT_DMA_ADDR below
`SDHCI_QUIRK_REG32_RW = (1 shl 1);`
`SDHCI_QUIRK_BROKEN_R1B = (1 shl 2);`
`SDHCI_QUIRK_NO_HISPD_BIT = (1 shl 3);`	See: SDHCI_QUIRK_NO_HISPD_BIT below
`SDHCI_QUIRK_BROKEN_VOLTAGE = (1 shl 4);`	Use SDHCI_QUIRK_MISSING_CAPS instead
`SDHCI_QUIRK_NO_CD = (1 shl 5);`	See: SDHCI_QUIRK_BROKEN_CARD_DETECTION below
`SDHCI_QUIRK_WAIT_SEND_CMD = (1 shl 6);`
`SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER = (1 shl 7);`	See: SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER below
`SDHCI_QUIRK_USE_WIDE8 = (1 shl 8);`
`SDHCI_QUIRK_MISSING_CAPS = (1 shl 9);`	See: SDHCI_QUIRK_MISSING_CAPS below*

From Linux /include/linux/mmc/sdhci.h
`SDHCI_QUIRK_CLOCK_BEFORE_RESET = (1 shl 0);`	Controller doesn't honor resets unless we touch the clock register
`SDHCI_QUIRK_FORCE_DMA = (1 shl 1);`	Controller has bad caps bits, but really supports DMA
`SDHCI_QUIRK_NO_CARD_NO_RESET = (1 shl 2);`	Controller doesn't like to be reset when there is no card inserted
`SDHCI_QUIRK_SINGLE_POWER_WRITE = (1 shl 3);`	Controller doesn't like clearing the power reg before a change
`SDHCI_QUIRK_RESET_CMD_DATA_ON_IOS = (1 shl 4);`	Controller has flaky internal state so reset it on each ios change
`SDHCI_QUIRK_BROKEN_DMA = (1 shl 5);`	Controller has an unusable DMA engine
`SDHCI_QUIRK_BROKEN_ADMA = (1 shl 6);`	Controller has an unusable ADMA engine
`SDHCI_QUIRK_32BIT_DMA_ADDR = (1 shl 7);`	Controller can only DMA from 32-bit aligned addresses
`SDHCI_QUIRK_32BIT_DMA_SIZE = (1 shl 8);`	Controller can only DMA chunk sizes that are a multiple of 32 bits
`SDHCI_QUIRK_32BIT_ADMA_SIZE = (1 shl 9);`	Controller can only ADMA chunks that are a multiple of 32 bits
`SDHCI_QUIRK_RESET_AFTER_REQUEST = (1 shl 10);`	Controller needs to be reset after each request to stay stable
`SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER = (1 shl 11);`	Controller needs voltage and power writes to happen separately
`SDHCI_QUIRK_BROKEN_TIMEOUT_VAL = (1 shl 12);`	Controller provides an incorrect timeout value for transfers
`SDHCI_QUIRK_BROKEN_SMALL_PIO = (1 shl 13);`	Controller has an issue with buffer bits for small transfers
`SDHCI_QUIRK_NO_BUSY_IRQ = (1 shl 14);`	Controller does not provide transfer-complete interrupt when not busy
`SDHCI_QUIRK_BROKEN_CARD_DETECTION = (1 shl 15);`	Controller has unreliable card detection
`SDHCI_QUIRK_INVERTED_WRITE_PROTECT = (1 shl 16);`	Controller reports inverted write-protect state
`SDHCI_QUIRK_PIO_NEEDS_DELAY = (1 shl 18);`	Controller does not like fast PIO transfers
`SDHCI_QUIRK_FORCE_BLK_SZ_2048 = (1 shl 20);`	Controller has to be forced to use block size of 2048 bytes
`SDHCI_QUIRK_NO_MULTIBLOCK = (1 shl 21);`	Controller cannot do multi-block transfers
`SDHCI_QUIRK_FORCE_1_BIT_DATA = (1 shl 22);`	Controller can only handle 1-bit data transfers
`SDHCI_QUIRK_DELAY_AFTER_POWER = (1 shl 23);`	Controller needs 10ms delay between applying power and clock
`SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK = (1 shl 24);`	Controller uses SDCLK instead of TMCLK for data timeouts
`SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN = (1 shl 25);`	Controller reports wrong base clock capability
`SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC = (1 shl 26);`	Controller cannot support End Attribute in NOP ADMA descriptor
`SDHCI_QUIRK_MISSING_CAPS = (1 shl 27);`	Controller is missing device caps. Use caps provided by host
`SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 = (1 shl 28);`	Controller uses Auto CMD12 command to stop the transfer
`SDHCI_QUIRK_NO_HISPD_BIT = (1 shl 29);`	Controller doesn't have HISPD bit field in HI-SPEED SD card
`SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC = (1 shl 30);`	Controller treats ADMA descriptors with length 0000h incorrectly
`SDHCI_QUIRK_UNSTABLE_RO_DETECT = (1 shl 31);`	The read-only detection via SDHCI_PRESENT_STATE register is unstable

SDHCI More Quirks/Bugs
From Linux /include/linux/mmc/sdhci.h
`SDHCI_QUIRK2_HOST_OFF_CARD_ON = (1 shl 0);`
`SDHCI_QUIRK2_HOST_NO_CMD23 = (1 shl 1);`
`SDHCI_QUIRK2_NO_1_8_V = (1 shl 2);`	The system physically doesn't support 1.8v, even if the host does
`SDHCI_QUIRK2_PRESET_VALUE_BROKEN = (1 shl 3);`
`SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON = (1 shl 4);`
`SDHCI_QUIRK2_BROKEN_HOST_CONTROL = (1 shl 5);`	Controller has a non-standard host control register
`SDHCI_QUIRK2_BROKEN_HS200 = (1 shl 6);`	Controller does not support HS200
`SDHCI_QUIRK2_BROKEN_DDR50 = (1 shl 7);`	Controller does not support DDR50
`SDHCI_QUIRK2_STOP_WITH_TC = (1 shl 8);`	Stop command(CMD12) can set Transfer Complete when not using MMC_RSP_BUSY

Additions from U-Boot
`SDHCI_QUIRK2_REG32_RW = (1 shl 28);`	Controller requires all register reads and writes as 32bit
`SDHCI_QUIRK2_BROKEN_R1B = (1 shl 29);`	Response type R1B is broken
`SDHCI_QUIRK2_WAIT_SEND_CMD = (1 shl 30);`	Controller requires a delay between each command write
`SDHCI_QUIRK2_USE_WIDE8 = (1 shl 31);`

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SDHCI host SDMA buffer boundary SDHCI_DEFAULT_BOUNDARY_*

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SDHCI timeout value SDHCI_TIMEOUT_VALUE*

Type definitions

MMC command

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PMMCCommand = ^TMMCCommand;

TMMCCommand = record

MMC data

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PMMCData = ^TMMCData;

TMMCData = record

MMC card identification data (CID)

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PMMCCardIdentificationData = ^TMMCCardIdentificationData;

TMMCCardIdentificationData = record

MMC card specific erase data (CSD)

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TMMCCardSpecificSDEraseData = record

MMC card specific MMC22 erase data

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TMMCCardSpecificMMC22EraseData = record

MMC card specific MMC31 erase data

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TMMCCardSpecificMMC31EraseData = record

MMC card specific erase data

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TMMCCardSpecificEraseData = record

MMC card specific data

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PMMCCardSpecificData = ^TMMCCardSpecificData;

TMMCCardSpecificData = record

Card Values
`CSDStructure:Byte;`	CSD structure version
`SpecVersion:Byte;`	System specification version (MMC/eMMC Only)
`TAAC:Byte;`	Data read access-time-1
`NSAC:Byte;`	Data read access-time-2 in CLK cycles (NSAC*100)
`TransferSpeed:Byte;`	Max. data transfer rate
`CCC:Word;`	Card command classes
`ReadBlockLength:Byte;`	Max. read data block length
`ReadBlockPartial:Boolean;`	Partial blocks for read allowed
`WriteBlockMisalign:Boolean;`	Write block misalignment
`ReadBlockMisalign:Boolean;`	Read block misalignment
`DSRImplemented:Boolean;`	DSR implemented
`DeviceSize:Word;`	Device size
`VDDReadCurrentMin:Byte;`	Max. read current @VDD min
`VDDReadCurrentMax:Byte;`	Max. read current @VDD max
`VDDWriteCurrentMin:Byte;`	Max. write current @VDD min
`VDDWriteCurrentMax:Byte;`	Max. write current @VDD max
`DeviceSizeMultiplier:Byte;`	Device size multiplier
`Erase:TMMCCardSpecificEraseData;`	Erase group details
`WriteProtectGroupSize:Byte;`	Write protect group size
`WriteProtectGroupEnable:Boolean;`	Write protect group enable
`DefaultECC:Byte;`	Manufacturer default ECC (MMC/eMMC Only)
`ReadToWriteFactor:Byte;`	Write speed factor
`WriteBlockLength:Byte;`	Max. write data block length
`WriteBlockPartial:Boolean;`	Partial blocks for write allowed
`ContentProtectApplication:Boolean;`	Content protection application (MMC/eMMC Only)
`FileFormatGroup:Byte;`	File format group
`CopyFlag:Boolean;`	Copy flag
`PermanentWriteProtect:Boolean;`	Permanent write protection
`TemporaryWriteProtect:Boolean;`	Temporary write protection
`FileFormat:Byte;`	File format
`ECC:Byte;`	ECC code (MMC/eMMC Only)
`CRC:Byte;`	CRC
Calculated Values
`DataAccessTime:LongWord;`	In Nanoseconds
`DataAccessClocks:Word;`	In Clock cycles
`DataTransferRate:LongWord;`	In Hz
`EraseSize:LongWord;`	In Sectors
`BlockSize:LongWord;`	"Normalized" Block Size
`BlockCount:LongWord;`	In "Normalized" Blocks
`BlockShift:LongWord;`	"Normalized" Block Shift

SD status data (SSR)

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PSDStatusData = ^TSDStatusData;

TSDStatusData = record

SD switch data

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PSDSwitchData = ^TSDSwitchData;

TSDSwitchData = record

SD configuration data (SCR)

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PSDConfigurationData = ^TSDConfigurationData;

TSDConfigurationData = record

MMC enumeration callback

`TMMCEnumerate = function(MMC:PMMCDevice; Data:Pointer):LongWord;`

MMC notification callback

`TMMCNotification = function(Device:PDevice; Data:Pointer; Notification:LongWord):LongWord;`

MMC device initialize

`TMMCDeviceInitialize = function(MMC:PMMCDevice):LongWord;`

MMC device deinitialize

`TMMCDeviceDeinitialize = function(MMC:PMMCDevice):LongWord;`

MMC device get card detect

`TMMCDeviceGetCardDetect = function(MMC:PMMCDevice):LongWord;`

MMC device get write protect

`TMMCDeviceGetWriteProtect = function(MMC:PMMCDevice):LongWord;`

MMC device send command

`TMMCDeviceSendCommand = function(MMC:PMMCDevice; Command:PMMCCommand):LongWord;`

MMC device set IOS

`TMMCDeviceSetIOS = function(MMC:PMMCDevice):LongWord;`

MMC device types

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PMMCDevice = ^TMMCDevice;

TMMCDevice = record

Device Properties
`Device:TDevice;`	The Device entry for this MMC
MMC Properties
`MMCId:LongWord;`	Unique Id of this MMC in the MMC table
`MMCState:LongWord;`	MMC state (eg MMC_STATE_INSERTED)
`DeviceInitialize:TMMCDeviceInitialize;`	A Device specific DeviceInitialize method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceDeinitialize:TMMCDeviceDeinitialize;`	A Device specific DeviceDeinitialize method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceGetCardDetect:TMMCDeviceGetCardDetect;`	A Device specific DeviceGetCardDetect method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceGetWriteProtect:TMMCDeviceGetWriteProtect;`	A Device specific DeviceGetWriteProtect method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceSendCommand:TMMCDeviceSendCommand;`	A Device specific DeviceSendCommand method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceSetIOS:TMMCDeviceSetIOS;`	A Device specific DeviceSetIOS method implementing a standard MMC device interface (Or nil if the default method is suitable)
Statistics Properties
`CommandCount:LongWord;`
`CommandErrors:LongWord;`
Driver Properties
`Lock:TMutexHandle;`	Device lock
`Version:LongWord;`
`Clock:LongWord;`
`BusWidth:LongWord;`
`Voltages:LongWord;`
`Capabilities:LongWord;`
Register Properties
See: Table 3-2: SD Memory Card Registers of SD Physical Layer Simplified Specification Version 4.10
`InterfaceCondition:LongWord;`	Interface Condition Result
`OperationCondition:LongWord;`	Operation Condition Register (OCR) See: Section 5.1 of SD Physical Layer Simplified Specification Version 4.10
`RelativeCardAddress:LongWord;`	Relative Card Address (RCA) (Word) See: Section 5.4 of SD Physical Layer Simplified Specification Version 4.10
`CardSpecific:array[0..3] of LongWord;`	Card Specific Data (CSD) See: Section 5.3 of SD Physical Layer Simplified Specification Version 4.10
`CardIdentification:array[0..3] of LongWord;`	Card Identification Data (CID) See: Section 5.2 of SD Physical Layer Simplified Specification Version 4.10
`CardStatus:LongWord;`	Card Status Register (CSR) See: Section 4.10.1 of SD Physical Layer Simplified Specification Version 4.10
`DriverStage:LongWord;`	Driver Stage Register (DSR) (Word) See: Section 5.5 of SD Physical Layer Simplified Specification Version 4.10
`SDStatus:array[0..15] of LongWord;`	SD Status Register (SSR) See: Section 4.10.2 of SD Physical Layer Simplified Specification Version 4.10
`SDSwitch:array[0..15] of LongWord;`	SD Switch Status See: Section 4.3.10 of SD Physical Layer Simplified Specification Version 4.10
`SDConfiguration:array[0..1] of LongWord;`	SD Configuration Register (SCR) See: Section 5.6 of SD Physical Layer Simplified Specification Version 4.10
Configuration Properties
`CardSpecificData:TMMCCardSpecificData;`
`CardIdentificationData:TMMCCardIdentificationData;`
`SDStatusData:TSDStatusData;`
`SDSwitchData:TSDSwitchData;`
`SDConfigurationData:TSDConfigurationData;`
Storage Properties
`Storage:PStorageDevice;`	The Storage entry for this MMC (Where Applicable)
Internal Properties
`Prev:PMMCDevice;`	Previous entry in MMC table
`Next:PMMCDevice;`	Next entry in MMC table

SDHCI enumeration callback

`TSDHCIEnumerate = function(SDHCI:PSDHCIHost; Data:Pointer):LongWord;`

SDHCI notification callback

`TSDHCINotification = function(Device:PDevice; Data:Pointer; Notification:LongWord):LongWord;`

SDHCI host start

`TSDHCIHostStart = function(SDHCI:PSDHCIHost):LongWord;`

SDHCI host stop

`TSDHCIHostStop = function(SDHCI:PSDHCIHost):LongWord;`

SDHCI host read byte

`TSDHCIHostReadByte = function(SDHCI:PSDHCIHost; Reg:LongWord):Byte;`

SDHCI host read word

`TSDHCIHostReadWord = function(SDHCI:PSDHCIHost; Reg:LongWord):Word;`

SDHCI host read long

`TSDHCIHostReadLong = function(SDHCI:PSDHCIHost; Reg:LongWord):LongWord;`

SDHCI host write byte

`TSDHCIHostWriteByte = procedure(SDHCI:PSDHCIHost; Reg:LongWord; Value:Byte);`

SDHCI host write word

`TSDHCIHostWriteWord = procedure(SDHCI:PSDHCIHost; Reg:LongWord; Value:Word);`

SDHCI host write long

`TSDHCIHostWriteLong = procedure(SDHCI:PSDHCIHost; Reg:LongWord; Value:LongWord);`

SDHCI host set clock divider

`TSDHCIHostSetClockDivider = function(SDHCI:PSDHCIHost; Index:Integer; Divider:LongWord):LongWord;`

SDHCI host set control register

`TSDHCIHostSetControlRegister = function(SDHCI:PSDHCIHost):LongWord;`

SDHCI host types

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PSDHCIHost = ^TSDHCIHost;

TSDHCIHost = record

Device Properties
`Device:TDevice;`	The Device entry for this SDHCI
SDHCI Properties
`SDHCIId:LongWord;`	Unique Id of this SDHCI in the SDHCI table
`SDHCIState:LongWord;`	SDHCI state (eg SDHCI_STATE_ENABLED)
`HostStart:TSDHCIHostStart;`	A Host specific HostStart method implementing a standard SDHCI host interface
`HostStop:TSDHCIHostStop;`	A Host specific HostStop method implementing a standard SDHCI host interface
`HostReadByte:TSDHCIHostReadByte;`	A Host specific HostReadByte method implementing a standard SDHCI host interface (Or nil if the default method is suitable)
`HostReadWord:TSDHCIHostReadWord;`	A Host specific HostReadWord method implementing a standard SDHCI host interface (Or nil if the default method is suitable)
`HostReadLong:TSDHCIHostReadLong;`	A Host specific HostReadLong method implementing a standard SDHCI host interface (Or nil if the default method is suitable)
`HostWriteByte:TSDHCIHostWriteByte;`	A Host specific HostWriteByte method implementing a standard SDHCI host interface (Or nil if the default method is suitable)
`HostWriteWord:TSDHCIHostWriteWord;`	A Host specific HostWriteWord method implementing a standard SDHCI host interface (Or nil if the default method is suitable)
`HostWriteLong:TSDHCIHostWriteLong;`	A Host specific HostWriteLong method implementing a standard SDHCI host interface (Or nil if the default method is suitable)
`HostSetClockDivider:TSDHCIHostSetClockDivider;`
`HostSetControlRegister:TSDHCIHostSetControlRegister;`
`DeviceInitialize:TMMCDeviceInitialize;`	A Device specific DeviceInitialize method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceDeinitialize:TMMCDeviceDeinitialize;`	A Device specific DeviceDeinitialize method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceGetCardDetect:TMMCDeviceGetCardDetect;`	A Device specific DeviceGetCardDetect method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceGetWriteProtect:TMMCDeviceGetWriteProtect;`	A Device specific DeviceGetWriteProtect method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceSendCommand:TMMCDeviceSendCommand;`	A Device specific DeviceSendCommand method implementing a standard MMC device interface (Or nil if the default method is suitable)
`DeviceSetIOS:TMMCDeviceSetIOS;`	A Device specific DeviceSetIOS method implementing a standard MMC device interface (Or nil if the default method is suitable)
Driver Properties
`Lock:TMutexHandle;`	Host lock
`Address:Pointer;`	Host register base address
`Version:LongWord;`	Host version information
`Quirks:LongWord;`	Host quirks/bugs flags
`Quirks2:LongWord;`	Host additional quirks/bugs flags
`Clock:LongWord;`	Host current clock
`BusWidth:LongWord;`	Host current bus width
`Interrupts:LongWord;`	Host interrupts to be handled
`Voltages:LongWord;`	Host configured voltage flags
`Capabilities:LongWord;`	Host configured capabilities flags
`MinimumFrequency:LongWord;`	Host configured minimum frequency
`MaximumFrequency:LongWord;`	Host configured maximum frequency
`MaximumBlockCount:LongWord;`	Host configured maximum block count
`Command:PMMCCommand;`	Currently processing command
`Wait:TSemaphoreHandle;`	Command completed semaphore
Configuration Properties
`PresetVoltages:LongWord;`	Host predefined voltage flags
`PresetCapabilities:LongWord;`	Host predefined capabilities flags
`ClockMinimum:LongWord;`	Host predefined minimum clock frequency
`ClockMaximum:LongWord;`	Host predefined maximum clock frequency
`DriverStageRegister:LongWord;`	Host predefined driver stage register (DSR)
Statistics Properties
`InterruptCount:LongWord;`	Number of interrupt requests received by the host
Internal Properties
`Prev:PSDHCIHost;`	Previous entry in SDHCI table
`Next:PSDHCIHost;`	Next entry in SDHCI table

Public variables

MMC logging

`MMC_DEFAULT_LOG_LEVEL:LongWord = MMC_LOG_LEVEL_DEBUG;`	Minimum level for MMC messages. Only messages with level greater than or equal to this will be printed.

`MMC_LOG_ENABLED:Boolean;`

Function declarations

Initialization functions

[Expand]

procedure MMCInit;

Description: To be documented

[Expand]

function MMCStart:LongWord;

Description: To be documented

[Expand]

function MMCStop:LongWord;

Description: To be documented

[Expand]

procedure MMCAsyncStart(SDHCI:PSDHCIHost);

Description: To be documented

MMC functions

[Expand]

function MMCDeviceReadBlocks(MMC:PMMCDevice; const Start,Count:Int64; Buffer:Pointer):LongWord;

Description: To be documented

[Expand]

function MMCDeviceWriteBlocks(MMC:PMMCDevice; const Start,Count:Int64; Buffer:Pointer):LongWord;

Description: To be documented

[Expand]

function MMCDeviceEraseBlocks(MMC:PMMCDevice; const Start,Count:Int64):LongWord;

Description: To be documented

[Expand]

function MMCDeviceGoIdle(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetClock(MMC:PMMCDevice; Clock:LongWord):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetBusWidth(MMC:PMMCDevice; Width:LongWord):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetBlockLength(MMC:PMMCDevice; Length:LongWord):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetBlockCount(MMC:PMMCDevice; Count:LongWord; Relative:Boolean):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetDriverStage(MMC:PMMCDevice; DriverStage:LongWord):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSelectCard(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceDeselectCard(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceSwitch(MMC:PMMCDevice; Setting,Index,Value:Byte):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSendCardStatus(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceSendOperationCondition(MMC:PMMCDevice; Probe:Boolean):LongWord;

Description: To be documented

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function MMCDeviceSendCardSpecific(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceDecodeCardSpecific(MMC:PMMCDevice):LongWord;

Description: Given a 128-bit response, decode to our card CSD structure

[Expand]

function MMCDeviceSendCardIdentification(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSendAllCardIdentification(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceDecodeCardIdentification(MMC:PMMCDevice):LongWord;

Description: Given a 128-bit response, decode to our card CID structure

[Expand]

function MMCDeviceGetExtendedCardSpecific(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSendExtendedCardSpecific(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceDecodeExtendedCardSpecific(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetRelativeAddress(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSPISetCRC(MMC:PMMCDevice; Enable:Boolean):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSPIReadOperationCondition(MMC:PMMCDevice; HighCapacity:Boolean):LongWord;

Description: To be documented

[Expand]

function MMCDeviceInsert(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceRemove(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceInitialize(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceDeinitialize(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceGetCardDetect(MMC:PMMCDevice):LongWord;

Description: To be documented

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function MMCDeviceGetWriteProtect(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSendCommand(MMC:PMMCDevice; Command:PMMCCommand):LongWord;

Description: To be documented

[Expand]

function MMCDeviceSetIOS(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function MMCDeviceCreate:PMMCDevice;

Description: Create a new MMC entry

[Expand]

function MMCDeviceCreateEx(Size:LongWord):PMMCDevice;

Description: Create a new MMC entry

[Expand]

function MMCDeviceDestroy(MMC:PMMCDevice):LongWord;

Description: Destroy an existing MMC entry

[Expand]

function MMCDeviceRegister(MMC:PMMCDevice):LongWord;

Description: Register a new MMC in the MMC table

[Expand]

function MMCDeviceDeregister(MMC:PMMCDevice):LongWord;

Description: Deregister a MMC from the MMC table

[Expand]

function MMCDeviceFind(MMCId:LongWord):PMMCDevice;

Description: To be documented

[Expand]

function MMCDeviceFindByName(const Name:String):PMMCDevice; inline;

Description: To be documented

[Expand]

function MMCDeviceFindByDescription(const Description:String):PMMCDevice; inline;

Description: To be documented

[Expand]

function MMCDeviceEnumerate(Callback:TMMCEnumerate; Data:Pointer):LongWord;

Description: To be documented

[Expand]

function MMCDeviceNotification(MMC:PMMCDevice; Callback:TMMCNotification; Data:Pointer; Notification,Flags:LongWord):LongWord;

Description: To be documented

SD functions

[Expand]

function SDDeviceSwitch(MMC:PMMCDevice; Mode,Group:Integer; Value:Byte; Buffer:Pointer):LongWord;

Description: To be documented

[Expand]

function SDDeviceSwitchHighspeed(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceSetBusSpeed(MMC:PMMCDevice; Speed:LongWord):LongWord;

Description: To be documented

[Expand]

function SDDeviceSetBusWidth(MMC:PMMCDevice; Width:LongWord):LongWord;

Description: To be documented

[Expand]

function SDDeviceSendInterfaceCondition(MMC:PMMCDevice):LongWord;

Description: To be documented

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function SDDeviceSendOperationCondition(MMC:PMMCDevice; Probe:Boolean):LongWord;

Description: To be documented

[Expand]

function SDDeviceGetCardSpecific(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceDecodeCardSpecific(MMC:PMMCDevice):LongWord;

Description: Given a 128-bit response, decode to our card CSD structure

[Expand]

function SDDeviceGetCardIdentification(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceDecodeCardIdentification(MMC:PMMCDevice):LongWord;

Description: Given a 128-bit response, decode to our card CID structure

[Expand]

function SDDeviceSendSDStatus(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceDecodeSDStatus(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceSendSDSwitch(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceDecodeSDSwitch(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceSendSDConfiguration(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceDecodeSDConfiguration(MMC:PMMCDevice):LongWord;

Description: Given a 64-bit response, decode to our card SCR structure

[Expand]

function SDDeviceSendRelativeAddress(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDDeviceSendApplicationCommand(MMC:PMMCDevice; Command:PMMCCommand):LongWord;

Description: To be documented

SDIO functions

[Expand]

function SDIODeviceReset(MMC:PMMCDevice):LongWord;

Description: To be documented

[Expand]

function SDIODeviceSendOperationCondition(MMC:PMMCDevice; Probe:Boolean):LongWord;

Description: To be documented

[Expand]

function SDIODeviceReadWriteDirect(MMC:PMMCDevice; Write:Boolean; Operation,Address:LongWord; Input:Byte; Output:PByte):LongWord;

Description: To be documented

[Expand]

function SDIODeviceReadWriteExtended(MMC:PMMCDevice; Write:Boolean; Operation,Address:LongWord; Increment:Boolean; Buffer:Pointer; BlockCount,BlockSize:LongWord):LongWord;

Description: To be documented

SDHCI functions

[Expand]

function SDHCIHostReset(SDHCI:PSDHCIHost; Mask:Byte):LongWord;

Description: To be documented

[Expand]

function SDHCIHostSetPower(SDHCI:PSDHCIHost; Power:Word):LongWord;

Description: To be documented

[Expand]

function SDHCIHostSetClock(SDHCI:PSDHCIHost; Clock:LongWord):LongWord;

Description: To be documented

[Expand]

function SDHCIHostTransferPIO(SDHCI:PSDHCIHost):LongWord;

Description: To be documented

[Expand]

function SDHCIHostTransferDMA(SDHCI:PSDHCIHost):LongWord;

Description: To be documented

[Expand]

function SDHCIHostFinishCommand(SDHCI:PSDHCIHost):LongWord;

Description: Called by Interrupt Command handler when an SDHCI_INT_RESPONSE is received

[Expand]

function SDHCIHostFinishData(SDHCI:PSDHCIHost):LongWord;

Description: Called by Interrupt Data handler when data is received

[Expand]

function SDHCIHostCommandInterrupt(SDHCI:PSDHCIHost; InterruptMask:LongWord; var ReturnMask:LongWord):LongWord;

Description: To be documented

[Expand]

function SDHCIHostDataInterrupt(SDHCI:PSDHCIHost; InterruptMask:LongWord):LongWord;

Description: To be documented

[Expand]

function SDHCIHostStart(SDHCI:PSDHCIHost):LongWord;

Description: To be documented

[Expand]

function SDHCIHostStop(SDHCI:PSDHCIHost):LongWord;

Description: To be documented

[Expand]

function SDHCIHostReadByte(SDHCI:PSDHCIHost; Reg:LongWord):Byte; inline;

Description: To be documented

[Expand]

function SDHCIHostReadWord(SDHCI:PSDHCIHost; Reg:LongWord):Word; inline;

Description: To be documented

[Expand]

function SDHCIHostReadLong(SDHCI:PSDHCIHost; Reg:LongWord):LongWord; inline;

Description: To be documented

[Expand]

procedure SDHCIHostWriteByte(SDHCI:PSDHCIHost; Reg:LongWord; Value:Byte); inline;

Description: To be documented

[Expand]

procedure SDHCIHostWriteWord(SDHCI:PSDHCIHost; Reg:LongWord; Value:Word); inline;

Description: To be documented

[Expand]

procedure SDHCIHostWriteLong(SDHCI:PSDHCIHost; Reg:LongWord; Value:LongWord); inline;

Description: To be documented

[Expand]

function SDHCIHostSetClockDivider(SDHCI:PSDHCIHost; Index:Integer; Divider:LongWord):LongWord;

Description: To be documented

[Expand]

function SDHCIHostSetControlRegister(SDHCI:PSDHCIHost):LongWord;

Description: To be documented

[Expand]

function SDHCIHostCreate:PSDHCIHost;

Description: Create a new SDHCI entry

[Expand]

function SDHCIHostCreateEx(Size:LongWord):PSDHCIHost;

Description: Create a new SDHCI entry

[Expand]

function SDHCIHostDestroy(SDHCI:PSDHCIHost):LongWord;

Description: Destroy an existing SDHCI entry

[Expand]

function SDHCIHostRegister(SDHCI:PSDHCIHost):LongWord;

Description: Register a new SDHCI in the SDHCI table

[Expand]

function SDHCIHostDeregister(SDHCI:PSDHCIHost):LongWord;

Description: Deregister a SDHCI from the SDHCI table

[Expand]

function SDHCIHostFind(SDHCIId:LongWord):PSDHCIHost;

Description: To be documented

[Expand]

function SDHCIHostEnumerate(Callback:TSDHCIEnumerate; Data:Pointer):LongWord;

Description: To be documented

[Expand]

function SDHCIHostNotification(SDHCI:PSDHCIHost; Callback:TSDHCINotification; Data:Pointer; Notification,Flags:LongWord):LongWord;

Description: To be documented

MMC helper functions

[Expand]

function MMCGetCount:LongWord; inline;

Description: Get the current MMC count

[Expand]

function MMCDeviceCheck(MMC:PMMCDevice):PMMCDevice;

Description: Check if the supplied MMC is in the MMC table

[Expand]

function MMCIsSD(MMC:PMMCDevice):Boolean;

Description: To be documented

[Expand]

function MMCGetCIDValue(MMC:PMMCDevice; Version,Value:LongWord):LongWord;

Description: Extract a CID field value from the 128 bit Card Identification register

[Expand]

function MMCGetCSDValue(MMC:PMMCDevice; Value:LongWord):LongWord;

Description: Extract a CSD field value from the 128 bit Card Specific register

[Expand]

function MMCGetExtendedCSDValue(MMC:PMMCDevice; Value:LongWord):LongWord;

Description: Extract an Extended CSD field value from the 512 byte Extended Card Specific register

[Expand]

function MMCExtractBits(Buffer:Pointer; Start,Size:LongWord):LongWord;

Description: To be documented

[Expand]

function MMCExtractBitsEx(Buffer:Pointer; Length,Start,Size:LongWord):LongWord;

Description: To be documented

[Expand]

function MMCIsMultiCommand(Command:Word):Boolean;

Description: To be documented

[Expand]

function MMCStatusToString(Status:LongWord):String;

Description: Translates an MMC status code into a string describing it

[Expand]

function MMCDeviceTypeToString(MMCType:LongWord):String;

Description: To be documented

[Expand]

function MMCDeviceStateToString(MMCState:LongWord):String;

Description: To be documented

[Expand]

procedure MMCLog(Level:LongWord; MMC:PMMCDevice; const AText:String);

Description: To be documented

[Expand]

procedure MMCLogInfo(MMC:PMMCDevice; const AText:String);

Description: To be documented

[Expand]

procedure MMCLogError(MMC:PMMCDevice; const AText:String);

Description: To be documented

[Expand]

procedure MMCLogDebug(MMC:PMMCDevice; const AText:String);

Description: To be documented

SD helper functions

[Expand]

function SDGetMaxClock(MMC:PMMCDevice):LongWord;

Description: Determine the Maximum Clock (DTR) for the current card

[Expand]

function SDGetCIDValue(MMC:PMMCDevice; Value:LongWord):LongWord;

Description: Extract a CID field value from the 128 bit Card Identification register

[Expand]

function SDGetCSDValue(MMC:PMMCDevice; Version,Value:LongWord):LongWord;

Description: Extract a CSD field value from the 128 bit Card Specific register

[Expand]

function SDGetSCRValue(MMC:PMMCDevice; Value:LongWord):LongWord;

Description: Extract an SCR field value from the 64 bit SD Configuration register

[Expand]

function SDGetSSRValue(MMC:PMMCDevice; Value:LongWord):LongWord;

Description: Extract an SCR field value from the 512 bit SD Status register

[Expand]

function SDGetSwitchValue(MMC:PMMCDevice; Value:LongWord):LongWord;

Description: Extract a Switch field value from the 512 bit SD Switch status

SDHCI helper functions

[Expand]

function SDHCIGetCount:LongWord; inline;

Description: Get the current SDHCI count

[Expand]

function SDHCIHostCheck(SDHCI:PSDHCIHost):PSDHCIHost;

Description: Check if the supplied SDHCI is in the SDHCI table

[Expand]

function SDHCIIsSPI(SDHCI:PSDHCIHost):Boolean;

Description: To be documented

[Expand]

function SDHCIGetVersion(SDHCI:PSDHCIHost):Word;

Description: To be documented

[Expand]

function SDHCIGetCommand(Command:Word):Word;

Description: To be documented

[Expand]

function SDHCIMakeCommand(Command,Flags:Word):Word;

Description: To be documented

[Expand]

function SDHCIMakeBlockSize(DMA,BlockSize:Word):Word;

Description: To be documented

[Expand]

function SDHCIDeviceTypeToString(SDHCIType:LongWord):String;

Description: To be documented

[Expand]

function SDHCIDeviceStateToString(SDHCIState:LongWord):String;

Description: To be documented

MMC storage functions

[Expand]

function MMCStorageDeviceRead(Storage:PStorageDevice; const Start,Count:Int64; Buffer:Pointer):LongWord;

Description: To be documented

[Expand]

function MMCStorageDeviceWrite(Storage:PStorageDevice; const Start,Count:Int64; Buffer:Pointer):LongWord;

Description: To be documented

[Expand]

function MMCStorageDeviceErase(Storage:PStorageDevice; const Start,Count:Int64):LongWord;

Description: To be documented

[Expand]

function MMCStorageDeviceControl(Storage:PStorageDevice; Request:Integer; Argument1:LongWord; var Argument2:LongWord):LongWord;

Description: To be documented

Return to Unit Reference

`MMC_NAME_PREFIX = 'MMC';`	Name prefix for MMC Devices

`MMC_STATUS_TIMER_INTERVAL = 1000;`

`MMC_DEFAULT_BLOCKSIZE = 512;`
`MMC_DEFAULT_BLOCKSHIFT = 9;`

`MMC_TYPE_NONE = 0;`
`MMC_TYPE_MMC = 1;`
`MMC_TYPE_SD = 2;`
`MMC_TYPE_SDIO = 3;`
`MMC_TYPE_SD_COMBO = 4;`

`MMC_TYPE_MAX = 4;`

`MMC_FLAG_NONE = $00000000;`
`MMC_FLAG_CARD_PRESENT = $00000001;`
`MMC_FLAG_WRITE_PROTECT = $00000002;`
`MMC_FLAG_HIGH_CAPACITY = $00000004;`	High Capacity (SDHC)
`MMC_FLAG_EXT_CAPACITY = $00000008;`	Extended Capacity (SDXC)
`MMC_FLAG_UHS_I = $00000010;`	Ultra High Speed (UHS-I)
`MMC_FLAG_UHS_II = $00000020;`	Ultra High Speed (UHS-II)
`MMC_FLAG_BLOCK_ADDRESSED = $00000040;`	Block Addressed (SDHC/SDXC and others)
`MMC_FLAG_DDR_MODE = $00000080;`

`MMC_STATUS_SUCCESS = 0;`	Function successful
`MMC_STATUS_TIMEOUT = 1;`	The operation timed out
`MMC_STATUS_NO_MEDIA = 2;`	No media present in device
`MMC_STATUS_HARDWARE_ERROR = 3;`	Hardware error of some form occurred
`MMC_STATUS_INVALID_DATA = 4;`	Invalid data was received
`MMC_STATUS_INVALID_PARAMETER = 5;`	An invalid parameter was passed to the function
`MMC_STATUS_INVALID_SEQUENCE = 6;`	Invalid sequence encountered
`MMC_STATUS_OUT_OF_MEMORY = 7;`	No memory available for operation
`MMC_STATUS_UNSUPPORTED_REQUEST = 8;`	The request is unsupported
`MMC_STATUS_NOT_PROCESSED = 9;`	The MMC transfer has not yet been processed

`SD_VERSION_SD = $00020000;`
`SD_VERSION_1_0 = (SD_VERSION_SD or $0100);`
`SD_VERSION_1_10 = (SD_VERSION_SD or $010a);`
`SD_VERSION_2 = (SD_VERSION_SD or $0200);`
`SD_VERSION_3 = (SD_VERSION_SD or $0300);`
`SD_VERSION_4 = (SD_VERSION_SD or $0400);`

`MMC_VERSION_MMC = $00010000;`
`MMC_VERSION_1_2 = (MMC_VERSION_MMC or $0102);`
`MMC_VERSION_1_4 = (MMC_VERSION_MMC or $0104);`
`MMC_VERSION_2_2 = (MMC_VERSION_MMC or $0202);`
`MMC_VERSION_3 = (MMC_VERSION_MMC or $0300);`
`MMC_VERSION_4 = (MMC_VERSION_MMC or $0400);`
`MMC_VERSION_4_1 = (MMC_VERSION_MMC or $0401);`
`MMC_VERSION_4_2 = (MMC_VERSION_MMC or $0402);`
`MMC_VERSION_4_3 = (MMC_VERSION_MMC or $0403);`
`MMC_VERSION_4_41 = (MMC_VERSION_MMC or $0429);`
`MMC_VERSION_4_5 = (MMC_VERSION_MMC or $0405);`
`MMC_VERSION_5_0 = (MMC_VERSION_MMC or $0500);`
`MMC_VERSION_UNKNOWN = (MMC_VERSION_MMC);`

Difference between revisions of "Unit MMC"

Revision as of 02:13, 27 March 2017

Contents

Description

Constants

Type definitions

Public variables

Function declarations

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-<div style="font-size: 14px; padding-left: 12px;">'''MMC device type constants''' <code> MMC_TYPE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC device type''' <code> MMC_TYPE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC device state constants''' <code> MMC_STATE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC device state''' <code> MMC_STATE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC device flag constants''' <code> MMC_FLAG_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC device flag''' <code> MMC_FLAG_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD status code constants''' <code> MMC_STATUS_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD status code''' <code> MMC_STATUS_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD version constants''' <code> SD_VERSION_*, MMC_VERSION_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD version''' <code> SD_VERSION_*, MMC_VERSION_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD mode constants''' <code> MMC_MODE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD mode''' <code> MMC_MODE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD direction constants''' <code> MMC_DATA_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD direction''' <code> MMC_DATA_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD bus width constants''' <code> MMC_BUS_WIDTH_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC/SD bus width''' <code> MMC_BUS_WIDTH_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC bus speed (Hz) constants''' <code> MMC_BUS_SPEED_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC bus speed (Hz)''' <code> MMC_BUS_SPEED_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC command constants ''' <code> MMC_CMD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC command''' <code> MMC_CMD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC response type constants''' <code>  MMC_RSP_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC response type''' <code>  MMC_RSP_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC response value constants''' <code> MMC_RSP_R1_*, MMC_RSP_R2_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC response value''' <code> MMC_RSP_R1_*, MMC_RSP_R2_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC operation condition register (OCR) value constants''' <code> MMC_OCR_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC operation condition register (OCR) value''' <code> MMC_OCR_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC card status register (CSR) value constants''' <code> MMC_CARD_STATUS_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC card status register (CSR) value''' <code> MMC_CARD_STATUS_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC current state value constants''' <code> MMC_CURRENT_STATE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC current state value''' <code> MMC_CURRENT_STATE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC card identification data (CID) value constants''' <code> MMC_CID_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC card identification data (CID) value''' <code> MMC_CID_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC card specific data (CSD) value constants''' <code> MMC_CSD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC card specific data (CSD) value''' <code> MMC_CSD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD structure value constants''' <code> MMC_CSD_STRUCT_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD structure value''' <code> MMC_CSD_STRUCT_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD spec version value constants''' <code> MMC_CSD_SPEC_VER_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD spec version value''' <code> MMC_CSD_SPEC_VER_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD TAAC time unit constants''' <code> MMC_CSD_TAAC_UNITS* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD TAAC time unit''' <code> MMC_CSD_TAAC_UNITS* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD TAAC time value constants''' <code> MMC_CSD_TAAC_VALUES* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD TAAC time value''' <code> MMC_CSD_TAAC_VALUES* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD card command class (CCC) value constants''' <code> MMC_CCC_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD card command class (CCC) value''' <code> MMC_CCC_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD transfer speed rate unit constants''' <code> MMC_CSD_TRAN_SPEED_UNITS* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD transfer speed rate unit''' <code> MMC_CSD_TRAN_SPEED_UNITS* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD transfer speed time value constants''' <code> MMC_CSD_TRAN_SPEED_VALUES* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC CSD transfer speed time value''' <code> MMC_CSD_TRAN_SPEED_VALUES* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC voltage value constants''' <code> MMC_VDD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC voltage value''' <code> MMC_VDD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC switch mode value constants''' <code> MMC_SWITCH_MODE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC switch mode value''' <code> MMC_SWITCH_MODE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC EXT_CSD field constants''' <code> EXT_CSD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC EXT_CSD field''' <code> EXT_CSD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC EXT_CSD field definition constants''' <code> EXT_CSD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC EXT_CSD field definition''' <code> EXT_CSD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC Misc constants''' <code> MMCPART_*, MMC_MAX_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC miscellaneous''' <code> MMCPART_*, MMC_MAX_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''MMC logging constants''' <code> MMC_LOG_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''MMC logging''' <code> MMC_LOG_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD bus width constants''' <code> SD_BUS_WIDTH_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD bus width''' <code> SD_BUS_WIDTH_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD bus speed (Hz) constants''' <code> SD_BUS_SPEED_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD bus speed (Hz)''' <code> SD_BUS_SPEED_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD command constants''' <code> SD_CMD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD command''' <code> SD_CMD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch mode value constants''' <code> SD_SWITCH_MODE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch mode value''' <code> SD_SWITCH_MODE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch function group constants''' <code> SD_SWITCH_FUNCTION_GROUP_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch function group''' <code> SD_SWITCH_FUNCTION_GROUP_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch access mode constants''' <code> SD_SWITCH_ACCESS_MODE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch access mode''' <code> SD_SWITCH_ACCESS_MODE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch command system constants''' <code> SD_SWITCH_COMMAND_SYSTEM_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch command system''' <code> SD_SWITCH_COMMAND_SYSTEM_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch driver strength constants''' <code> SD_SWITCH_DRIVER_STRENGTH_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch driver strength''' <code> SD_SWITCH_DRIVER_STRENGTH_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch power limit constants''' <code> SD_SWITCH_POWER_LIMIT_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch power limit''' <code> SD_SWITCH_POWER_LIMIT_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD send interface condition value constants''' <code> SD_SEND_IF_COND_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD send interface condition value''' <code> SD_SEND_IF_COND_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD send operation condition value constants''' <code> SD_SEND_OP_COND_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD send operation condition value''' <code> SD_SEND_OP_COND_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD operation condition register value constants''' <code> SD_OCR_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD operation condition register value''' <code> SD_OCR_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD CSD structure value constants''' <code> SD_CSD_STRUCT_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD CSD structure value''' <code> SD_CSD_STRUCT_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SD status register (SSR) value constants''' <code> SD_SSR_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SD status register (SSR) value''' <code> SD_SSR_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SSR bus width value constants''' <code> SD_SSR_BUS_WIDTH_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SSR bus width value''' <code> SD_SSR_BUS_WIDTH_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SSR card type value constants''' <code> SD_SSR_CARD_TYPE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SSR card type value''' <code> SD_SSR_CARD_TYPE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SSR speed class value constants''' <code> SD_SSR_SPEED_CLASS_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SSR speed class value''' <code> SD_SSR_SPEED_CLASS_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SSR AU size value constants''' <code> SD_SSR_AU_SIZE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SSR AU size value''' <code> SD_SSR_AU_SIZE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SSR UHS speed grade value constants''' <code> SD_SSR_UHS_SPEED_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SSR UHS speed grade value''' <code> SD_SSR_UHS_SPEED_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SSR UHS AU size value constants''' <code> SD_SSR_UHS_AU_SIZE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SSR UHS AU size value''' <code> SD_SSR_UHS_AU_SIZE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD switch status value constants''' <code> SD_SWITCH_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD switch status value''' <code> SD_SWITCH_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SD configuration register (SCR) value constants''' <code> SD_SCR_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SD configuration register (SCR) value''' <code> SD_SCR_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SCR structure value constants''' <code> SD_SCR_STRUCT_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SCR structure value''' <code> SD_SCR_STRUCT_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SCR Spec version value constants''' <code> SD_SCR_SPEC_VER_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SCR Spec version value''' <code> SD_SCR_SPEC_VER_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SCR security value constants''' <code> SD_SCR_SECURITY_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SCR security value''' <code> SD_SCR_SECURITY_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SCR bus width value constants''' <code> SD_SCR_BUS_WIDTH_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SCR bus width value''' <code> SD_SCR_BUS_WIDTH_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SCR extended security value constants''' <code> SD_SCR_EX_SECURITY_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SCR extended security value''' <code> SD_SCR_EX_SECURITY_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SD SCR command support value constants''' <code> SD_SCR_*_SUPPORT </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SD SCR command support value''' <code> SD_SCR_*_SUPPORT </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO command constants''' <code> SDIO_CMD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO command''' <code> SDIO_CMD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO response value constants''' <code> SDIO_RSP_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO response value''' <code> SDIO_RSP_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO card common control registers (CCCR) constants''' <code> SDIO_CCCR_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO card common control registers (CCCR)''' <code> SDIO_CCCR_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO revision constants''' <code> SDIO_*_REV_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO revision''' <code> SDIO_*_REV_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO bus width constants''' <code> SDIO_BUS_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO bus width''' <code> SDIO_BUS_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR caps register value constants''' <code> SDIO_CCCR_CAP_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR caps register value''' <code> SDIO_CCCR_CAP_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR power register value constants ''' <code> SDIO_POWER_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR power register value''' <code> SDIO_POWER_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR speed register value constants''' <code> SDIO_SPEED_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR speed register value''' <code> SDIO_SPEED_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR UHS register value constants''' <code> SDIO_UHS_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR UHS register value''' <code> SDIO_UHS_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR drive strength register value constants''' <code> SDIO_DRIVE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO CCCR drive strength register value''' <code> SDIO_DRIVE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDIO function basic register (FBR) constants''' <code> SDIO_FBR_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDIO function basic register (FBR)''' <code> SDIO_FBR_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host type constants''' <code> SDHCI_TYPE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host type''' <code> SDHCI_TYPE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host state constants''' <code> SDHCI_STATE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host state''' <code> SDHCI_STATE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host flag constants''' <code> SDHCI_FLAG_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host flag''' <code> SDHCI_FLAG_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI controller register constants''' <code> SDHCI_DMA_*, SDHCI_BLOCK_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI controller register''' <code> SDHCI_DMA_*, SDHCI_BLOCK_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI transfer mode constants''' <code> SDHCI_TRNS_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI transfer mode''' <code> SDHCI_TRNS_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI command value constants''' <code> SDHCI_CMD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI command value''' <code> SDHCI_CMD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI command response value constants''' <code> SDHCI_CMD_RESP_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI command response value''' <code> SDHCI_CMD_RESP_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI present state value constants''' <code> SDHCI_DATA_*, SDHCI_CARD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI present state value''' <code> SDHCI_DATA_*, SDHCI_CARD_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host control value constants''' <code> SDHCI_CTRL_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host control value''' <code> SDHCI_CTRL_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI power control value constants''' <code> SDHCI_POWER_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI power control value''' <code> SDHCI_POWER_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI wakeup control value constants''' <code> SDHCI_WAKE_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI wakeup control value''' <code> SDHCI_WAKE_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI clock control value constants''' <code> SDHCI_CLOCK_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI clock control value''' <code> SDHCI_CLOCK_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI software reset value constants''' <code> SDHCI_RESET_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI software reset value''' <code> SDHCI_RESET_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI interrupt value constants''' <code> SDHCI_INT_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI interrupt value''' <code> SDHCI_INT_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI capabilities value constants''' <code> SDHCI_*_MASK*, SDHCI_*SHIFT </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI capabilities value''' <code> SDHCI_*_MASK*, SDHCI_*SHIFT </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host version value constants''' <code> SDHCI_*_VER_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host version value''' <code> SDHCI_*_VER_* </code></div>
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@@ Line 3,502: / Line 3,502: @@
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI clock divider constants''' <code> SDHCI_MAX_CLOCK_DIV_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI clock divider''' <code> SDHCI_MAX_CLOCK_DIV_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI quirks/bug constants''' <code> SDHCI_QUIRK* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI quirks/bug''' <code> SDHCI_QUIRK* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host SDMA buffer boundary constants''' <code> SDHCI_DEFAULT_BOUNDARY_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI host SDMA buffer boundary''' <code> SDHCI_DEFAULT_BOUNDARY_* </code></div>
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-<div style="font-size: 14px; padding-left: 12px;">'''SDHCI timeout value constants''' <code> SDHCI_TIMEOUT_VALUE* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''SDHCI timeout value''' <code> SDHCI_TIMEOUT_VALUE* </code></div>
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 |-
 | <code>MMC_DEFAULT_LOG_LEVEL:LongWord = MMC_LOG_LEVEL_DEBUG;</code>
-| style="width: 65%;"|Minimum level for MMC messages. Only messages with level greater than or equal to this will be printed.
+| style="width: 40%;"|Minimum level for MMC messages. Only messages with level greater than or equal to this will be printed.
 |-
 |}
@@ Line 4,725: / Line 4,725: @@
 |-
 | <code>MMC_LOG_ENABLED:Boolean;</code>
-| style="width: 65%;"|
+| style="width: 40%;"|
 |-
 |}

`MMC_STATE_EJECTED = 0;`
`MMC_STATE_INSERTED = 1;`

`MMC_STATE_MAX = 1;`

`MMC_MODE_HS = (1 shl 0);`
`MMC_MODE_HS_52MHz = (1 shl 1);`
`MMC_MODE_4BIT = (1 shl 2);`
`MMC_MODE_8BIT = (1 shl 3);`
`MMC_MODE_SPI = (1 shl 4);`
`MMC_MODE_HC = (1 shl 5);`
`MMC_MODE_DDR_52MHz = (1 shl 6);`

`MMC_BUS_WIDTH_1 = 0;`
`MMC_BUS_WIDTH_4 = 2;`
`MMC_BUS_WIDTH_8 = 3;`

`MMC_BUS_SPEED_DEFAULT = 0;`
`MMC_BUS_SPEED_HS26 = 26000000;`
`MMC_BUS_SPEED_HS52 = 52000000;`
`MMC_BUS_SPEED_DDR = 52000000;`
`MMC_BUS_SPEED_HS200 = 200000000;`

From: /include/linux/mmc/mmc.h

Class 1
`MMC_CMD_GO_IDLE_STATE = 0;`
`MMC_CMD_SEND_OP_COND = 1;`
`MMC_CMD_ALL_SEND_CID = 2;`
`MMC_CMD_SET_RELATIVE_ADDR = 3;`
`MMC_CMD_SET_DSR = 4;`
`MMC_CMD_SLEEP_AWAKE = 5;`
`MMC_CMD_SWITCH = 6;`
`MMC_CMD_SELECT_CARD = 7;`
`MMC_CMD_SEND_EXT_CSD = 8;`
`MMC_CMD_SEND_CSD = 9;`
`MMC_CMD_SEND_CID = 10;`
`MMC_CMD_READ_DAT_UNTIL_STOP = 11;`
`MMC_CMD_STOP_TRANSMISSION = 12;`
`MMC_CMD_SEND_STATUS = 13;`
`MMC_CMD_BUS_TEST_R = 14;`
`MMC_CMD_GO_INACTIVE_STATE = 15;`
`MMC_CMD_BUS_TEST_W = 19;`
`MMC_CMD_SPI_READ_OCR = 58;`
`MMC_CMD_SPI_CRC_ON_OFF = 59;`

Class 2
`MMC_CMD_SET_BLOCKLEN = 16;`
`MMC_CMD_READ_SINGLE_BLOCK = 17;`
`MMC_CMD_READ_MULTIPLE_BLOCK = 18;`
`MMC_CMD_SEND_TUNING_BLOCK = 19;`
`MMC_CMD_SEND_TUNING_BLOCK_HS200 = 21;`

Class 3
`MMC_CMD_WRITE_DAT_UNTIL_STOP = 20;`

Class 4
`MMC_CMD_SET_BLOCK_COUNT = 23;`
`MMC_CMD_WRITE_SINGLE_BLOCK = 24;`
`MMC_CMD_WRITE_MULTIPLE_BLOCK = 25;`
`MMC_CMD_PROGRAM_CID = 26;`
`MMC_CMD_PROGRAM_CSD = 27;`

Class 6
`MMC_CMD_SET_WRITE_PROT = 28;`
`MMC_CMD_CLR_WRITE_PROT = 29;`
`MMC_CMD_SEND_WRITE_PROT = 30;`

Class 5
`MMC_CMD_ERASE_GROUP_START = 35;`
`MMC_CMD_ERASE_GROUP_END = 36;`
`MMC_CMD_ERASE = 38;`

Class 9
`MMC_CMD_FAST_IO = 39;`
`MMC_CMD_GO_IRQ_STATE = 40;`

Class 7
`MMC_CMD_LOCK_UNLOCK = 42;`

Class 8
`MMC_CMD_APP_CMD = 55;`
`MMC_CMD_GEN_CMD = 56;`
`MMC_CMD_RES_MAN = 62;`

`MMC_CMD62_ARG1 = $EFAC62EC;`
`MMC_CMD62_ARG2 = $00CBAEA7;`

From: /include/linux/mmc/mmc.h

Native
`MMC_RSP_PRESENT = (1 shl 0);`
`MMC_RSP_136 = (1 shl 1);`	136 bit response
`MMC_RSP_CRC = (1 shl 2);`	Expect valid crc
`MMC_RSP_BUSY = (1 shl 3);`	Card may send busy
`MMC_RSP_OPCODE = (1 shl 4);`	Response contains opcode
These are the native response types, and correspond to valid bit patterns of the above flags. One additional valid pattern is all zeros, which means we don't expect a response.
`MMC_RSP_NONE = (0);`
`MMC_RSP_R1 = (MMC_RSP_PRESENT or MMC_RSP_CRC or MMC_RSP_OPCODE);`
`MMC_RSP_R1B = (MMC_RSP_PRESENT or MMC_RSP_CRC or MMC_RSP_OPCODE or MMC_RSP_BUSY);`
`MMC_RSP_R2 = (MMC_RSP_PRESENT or MMC_RSP_136 or MMC_RSP_CRC);`
`MMC_RSP_R3 = (MMC_RSP_PRESENT);`
`MMC_RSP_R4 = (MMC_RSP_PRESENT);`
`MMC_RSP_R5 = (MMC_RSP_PRESENT or MMC_RSP_CRC or MMC_RSP_OPCODE);`
`MMC_RSP_R6 = (MMC_RSP_PRESENT or MMC_RSP_CRC or MMC_RSP_OPCODE);`
`MMC_RSP_R7 = (MMC_RSP_PRESENT or MMC_RSP_CRC or MMC_RSP_OPCODE);`

SPI
`MMC_RSP_SPI_S1 = (1 shl 7);`	One status byte
`MMC_RSP_SPI_S2 = (1 shl 8);`	Second byte
`MMC_RSP_SPI_B4 = (1 shl 9);`	Four data bytes
`MMC_RSP_SPI_BUSY = (1 shl 10);`	Card may send busy
These are the SPI response types for MMC, SD, and SDIO cards. Commands return R1, with maybe more info. Zero is an error type, callers must always provide the appropriate MMC_RSP_SPI_Rx flags.
`MMC_RSP_SPI_R1 = (MMC_RSP_SPI_S1);`
`MMC_RSP_SPI_R1B = (MMC_RSP_SPI_S1 or MMC_RSP_SPI_BUSY);`
`MMC_RSP_SPI_R2 = (MMC_RSP_SPI_S1 or MMC_RSP_SPI_S2);`
`MMC_RSP_SPI_R3 = (MMC_RSP_SPI_S1 or MMC_RSP_SPI_B4);`
`MMC_RSP_SPI_R4 = (MMC_RSP_SPI_S1 or MMC_RSP_SPI_B4);`
`MMC_RSP_SPI_R5 = (MMC_RSP_SPI_S1 or MMC_RSP_SPI_S2);`
`MMC_RSP_SPI_R7 = (MMC_RSP_SPI_S1 or MMC_RSP_SPI_B4);`

See: Section 5.1 of SD Physical Layer Simplified Specification V4.10

`MMC_OCR_BUSY = $80000000;`	Busy Status - 0 = Initializing / 1 = Initialization Complete
`MMC_OCR_HCS = $40000000;`	Card Capacity Status - 0 = SDSC / 1 = SDHC or SDXC
`MMC_OCR_UHS_II = $20000000;`	UHS-II Card Status - 0 = Non UHS-II Card / 1 = UHS-II Card
`MMC_OCR_S18A = $01000000;`	Switching to 1.8V Accepted - 0 = Continue current voltage signaling / 1 = Ready for switching signal voltage
`MMC_OCR_VOLTAGE_MASK = $007FFF80;`
`MMC_OCR_ACCESS_MODE = $60000000;`

See: Section 4.10.1 of SD Physical Layer Simplified Specification Version 4.10
Note: These map to the Native mode R1 response values

`MMC_CARD_STATUS_MASK = not($0206BF7F);`
`MMC_CARD_STATUS_ERROR = (1 shl 19);`
`MMC_CARD_STATUS_CURRENT_STATE = ($0F shl 9);`	See MMC_CURRENT_STATE_ definitions below
`MMC_CARD_STATUS_READY_FOR_DATA = (1 shl 8);`
`MMC_CARD_STATUS_SWITCH_ERROR = (1 shl 7);`

From Card Status Register or R1 Response

`MMC_CURRENT_STATE_IDLE = (0 shl 9);`
`MMC_CURRENT_STATE_READY = (1 shl 9);`
`MMC_CURRENT_STATE_IDENT = (2 shl 9);`
`MMC_CURRENT_STATE_STBY = (3 shl 9);`
`MMC_CURRENT_STATE_TRAN = (4 shl 9);`
`MMC_CURRENT_STATE_DATA = (5 shl 9);`
`MMC_CURRENT_STATE_RCV = (6 shl 9);`
`MMC_CURRENT_STATE_PRG = (7 shl 9);`
`MMC_CURRENT_STATE_DIS = (8 shl 9);`

`MMC_DATA_READ = 1;`
`MMC_DATA_WRITE = 2;`

See: Section 5.2 of SD Physical Layer Simplified Specification Version 4.10

MMC CID Fields
`MMC_CID_MID = 1;`	Manufacturer ID
`MMC_CID_OID = 2;`	OEM/Application ID
`MMC_CID_PNM0 = 3;`	Product name (Byte 0)
`MMC_CID_PNM1 = 4;`	Product name (Byte 1)
`MMC_CID_PNM2 = 5;`	Product name (Byte 2)
`MMC_CID_PNM3 = 6;`	Product name (Byte 3)
`MMC_CID_PNM4 = 7;`	Product name (Byte 4)
`MMC_CID_PNM5 = 8;`	Product name (Byte 5)
`MMC_CID_PNM6 = 9;`	Product name (Byte 6)
`MMC_CID_PRV = 10;`	Product revision
`MMC_CID_HRV = 11;`	Hardware revision
`MMC_CID_FRV = 12;`	Firmware revision
`MMC_CID_PSN = 13;`	Product serial number
`MMC_CID_MDT_YEAR = 14;`	Manufacturing year
`MMC_CID_MDT_MONTH = 15;`	Manufacturing month
`MMC_CID_CRC = 16;`	CRC

See: Section 5.3 of SD Physical Layer Simplified Specification Version 4.10

MMC CSD Fields
`MMC_CSD_STRUCTURE = 1;`
`MMC_CSD_SPECVER = 2;`	MMC/eMMC Only
`MMC_CSD_TAAC_UNIT = 3;`
`MMC_CSD_TAAC_VALUE = 4;`
`MMC_CSD_NSAC = 5;`
`MMC_CSD_TRAN_SPEED_UNIT = 6;`
`MMC_CSD_TRAN_SPEED_VALUE = 37;`
`MMC_CSD_CCC = 7;`
`MMC_CSD_READ_BL_LEN = 8;`
`MMC_CSD_READ_BL_PARTIAL = 9;`
`MMC_CSD_WRITE_BLK_MISALIGN = 10;`
`MMC_CSD_READ_BLK_MISALIGN = 11;`
`MMC_CSD_DSR_IMP = 12;`
`MMC_CSD_C_SIZE = 13;`
`MMC_CSD_VDD_R_CURR_MIN = 14;`
`MMC_CSD_VDD_R_CURR_MAX = 15;`
`MMC_CSD_VDD_W_CURR_MIN = 16;`
`MMC_CSD_VDD_W_CURR_MAX = 17;`
`MMC_CSD_C_SIZE_MULT = 18;`
`MMC_CSD_ERASE_BLK_EN = 19;`	SD Specification
`MMC_CSD_SECTOR_SIZE = 20;`	MMC/eMMC Specification / SD Specification
`MMC_CSD_ERASE_GRP_SIZE = 21;`	MMC/eMMC Specification
`MMC_CSD_ERASE_GRP_MULT = 22;`	MMC/eMMC Specification
`MMC_CSD_WP_GRP_SIZE = 23;`
`MMC_CSD_WP_GRP_ENABLE = 24;`
`MMC_CSD_DEFAULT_ECC = 25;`	MMC/eMMC Only
`MMC_CSD_R2W_FACTOR = 26;`
`MMC_CSD_WRITE_BL_LEN = 27;`
`MMC_CSD_WRITE_BL_PARTIAL = 28;`
`MMC_CSD_CONTENT_PROT_APP = 29;`	MMC/eMMC Only
`MMC_CSD_FILE_FORMAT_GRP = 30;`
`MMC_CSD_COPY = 31;`
`MMC_CSD_PERM_WRITE_PROTECT = 32;`
`MMC_CSD_TMP_WRITE_PROTECT = 33;`
`MMC_CSD_FILE_FORMAT = 34;`
`MMC_CSD_ECC = 35;`	MMC/eMMC Only
`MMC_CSD_CRC = 36;`

`MMC_CSD_STRUCT_VER_1_0 = 0;`	Valid for system specification 1.0 - 1.2
`MMC_CSD_STRUCT_VER_1_1 = 1;`	Valid for system specification 1.4 - 2.2
`MMC_CSD_STRUCT_VER_1_2 = 2;`	Valid for system specification 3.1 - 3.2 - 3.31 - 4.0 - 4.1
`MMC_CSD_STRUCT_EXT_CSD = 3;`	Version is coded in CSD_STRUCTURE in EXT_CSD

`MMC_CSD_SPEC_VER_0 = 0;`	Implements system specification 1.0 - 1.2
`MMC_CSD_SPEC_VER_1 = 1;`	Implements system specification 1.4
`MMC_CSD_SPEC_VER_2 = 2;`	Implements system specification 2.0 - 2.2
`MMC_CSD_SPEC_VER_3 = 3;`	Implements system specification 3.1 - 3.2 - 3.31
`MMC_CSD_SPEC_VER_4 = 4;`	Implements system specification 4.0 - 4.1

`MMC_CSD_TAAC_UNITS:array[0..7] of LongWord = (`
`1,`
`10,`
`100,`
`1000,`
`10000,`
`100000,`
`1000000,`
`10000000);`

`MMC_CSD_TAAC_VALUES:array[0..15] of LongWord = (`
`0,`
`10,`
`12,`
`13,`
`15,`
`20,`
`25,`
`30,`
`35,`
`40,`
`45,`
`50,`
`55,`
`60,`
`70,`
`80);`

See: Table 4-21 (Page 68) of SD Physical Layer Simplified Specification V4.10

`MMC_CCC_BASIC = (1 shl 0);`	(Class 0) Basic protocol functions (CMD0,1,2,3,4,7,9,10,12,13,15) (and for SPI, CMD58,59)
`MMC_CCC_STREAM_READ = (1 shl 1);`	(Class 1) Stream read commands (CMD11)
`MMC_CCC_BLOCK_READ = (1 shl 2);`	(Class 2) Block read commands (CMD16,17,18)
`MMC_CCC_STREAM_WRITE = (1 shl 3);`	(Class 3) Stream write commands (CMD20)
`MMC_CCC_BLOCK_WRITE = (1 shl 4);`	(Class 4) Block write commands (CMD16,24,25,26,27)
`MMC_CCC_ERASE = (1 shl 5);`	(Class 5) Ability to erase blocks (CMD32,33,34,35,36,37,38,39)
`MMC_CCC_WRITE_PROT = (1 shl 6);`	(Class 6) Ability to write protect blocks (CMD28,29,30)
`MMC_CCC_LOCK_CARD = (1 shl 7);`	(Class 7) Ability to lock down card (CMD16,CMD42)
`MMC_CCC_APP_SPEC = (1 shl 8);`	(Class 8) Application specific (CMD55,56,57,ACMD*)
`MMC_CCC_IO_MODE = (1 shl 9);`	(Class 9) I/O mode (CMD5,39,40,52,53)
`MMC_CCC_SWITCH = (1 shl 10);`	(Class 10) High speed switch (CMD6,34,35,36,37,50)
`MMC_CCC_EXTENSION = (1 shl 11);`	(Class 11) Extension (CMD?)

`MMC_CSD_TRAN_SPEED_UNITS:array[0..7] of LongWord = (`
`10000,`
`100000,`
`1000000,`
`10000000,`
`0,`
`0,`
`0,`
`0);`

`MMC_CSD_TRAN_SPEED_VALUES:array[0..15] of LongWord = (`
`0,`
`10,`
`12,`
`13,`
`15,`
`20,`
`25,`
`30,`
`35,`
`40,`
`45,`
`50,`
`55,`
`60,`
`70,`
`80);`

`SECURE_ERASE = $80000000;`	Used by MMC_CMD_ERASE

`MMC_VDD_165_195 = $00000080;`	VDD voltage 1.65 - 1.95
`MMC_VDD_20_21 = $00000100;`	VDD voltage 2.0 ~ 2.1
`MMC_VDD_21_22 = $00000200;`	VDD voltage 2.1 ~ 2.2
`MMC_VDD_22_23 = $00000400;`	VDD voltage 2.2 ~ 2.3
`MMC_VDD_23_24 = $00000800;`	VDD voltage 2.3 ~ 2.4
`MMC_VDD_24_25 = $00001000;`	VDD voltage 2.4 ~ 2.5
`MMC_VDD_25_26 = $00002000;`	VDD voltage 2.5 ~ 2.6
`MMC_VDD_26_27 = $00004000;`	VDD voltage 2.6 ~ 2.7
`MMC_VDD_27_28 = $00008000;`	VDD voltage 2.7 ~ 2.8
`MMC_VDD_28_29 = $00010000;`	VDD voltage 2.8 ~ 2.9
`MMC_VDD_29_30 = $00020000;`	VDD voltage 2.9 ~ 3.0
`MMC_VDD_30_31 = $00040000;`	VDD voltage 3.0 ~ 3.1
`MMC_VDD_31_32 = $00080000;`	VDD voltage 3.1 ~ 3.2
`MMC_VDD_32_33 = $00100000;`	VDD voltage 3.2 ~ 3.3
`MMC_VDD_33_34 = $00200000;`	VDD voltage 3.3 ~ 3.4
`MMC_VDD_34_35 = $00400000;`	VDD voltage 3.4 ~ 3.5
`MMC_VDD_35_36 = $00800000;`	VDD voltage 3.5 ~ 3.6

`MMC_SWITCH_MODE_CMD_SET = $00;`	Change the command set
`MMC_SWITCH_MODE_SET_BITS = $01;`	Set bits in EXT_CSD byte addressed by index which are 1 in value field
`MMC_SWITCH_MODE_CLEAR_BITS = $02;`	Clear bits in EXT_CSD byte addressed by index, which are 1 in value field
`MMC_SWITCH_MODE_WRITE_BYTE = $03;`	Set target byte to value

`EXT_CSD_ENH_START_ADDR = 136;`	R/W
`EXT_CSD_ENH_SIZE_MULT = 140;`	R/W
`EXT_CSD_GP_SIZE_MULT = 143;`	R/W
`EXT_CSD_PARTITION_SETTING = 155;`	R/W
`EXT_CSD_PARTITIONS_ATTRIBUTE = 156;`	R/W
`EXT_CSD_MAX_ENH_SIZE_MULT = 157;`	R
`EXT_CSD_PARTITIONING_SUPPORT = 160;`	RO
`EXT_CSD_RST_N_FUNCTION = 162;`	R/W
`EXT_CSD_WR_REL_PARAM = 166;`	R
`EXT_CSD_WR_REL_SET = 167;`	R/W
`EXT_CSD_RPMB_MULT = 168;`	RO
`EXT_CSD_ERASE_GROUP_DEF = 175;`	R/W
`EXT_CSD_BOOT_BUS_WIDTH = 177;`
`EXT_CSD_PART_CONF = 179;`	R/W
`EXT_CSD_BUS_WIDTH = 183;`	R/W
`EXT_CSD_HS_TIMING = 185;`	R/W
`EXT_CSD_REV = 192;`	RO
`EXT_CSD_CARD_TYPE = 196;`	RO
`EXT_CSD_SEC_CNT = 212;`	RO, 4 bytes
`EXT_CSD_HC_WP_GRP_SIZE = 221;`	RO
`EXT_CSD_HC_ERASE_GRP_SIZE = 224;`	RO
`EXT_CSD_BOOT_MULT = 226;`	RO

`EXT_CSD_CMD_SET_NORMAL = (1 shl 0);`
`EXT_CSD_CMD_SET_SECURE = (1 shl 1);`
`EXT_CSD_CMD_SET_CPSECURE = (1 shl 2);`

`EXT_CSD_CARD_TYPE_26 = (1 shl 0);`	Card can run at 26MHz
`EXT_CSD_CARD_TYPE_52 = (1 shl 1);`	Card can run at 52MHz
`EXT_CSD_CARD_TYPE_DDR_1_8V = (1 shl 2);`
`EXT_CSD_CARD_TYPE_DDR_1_2V = (1 shl 3);`
`EXT_CSD_CARD_TYPE_DDR_52 = (EXT_CSD_CARD_TYPE_DDR_1_8V or EXT_CSD_CARD_TYPE_DDR_1_2V);`

`EXT_CSD_BUS_WIDTH_1 = 0;`	Card is in 1 bit mode
`EXT_CSD_BUS_WIDTH_4 = 1;`	Card is in 4 bit mode
`EXT_CSD_BUS_WIDTH_8 = 2;`	Card is in 8 bit mode
`EXT_CSD_DDR_BUS_WIDTH_4 = 5;`	Card is in 4 bit DDR mode
`EXT_CSD_DDR_BUS_WIDTH_8 = 6;`	Card is in 8 bit DDR mode

`EXT_CSD_BOOT_ACK_ENABLE = (1 shl 6);`
`EXT_CSD_BOOT_PARTITION_ENABLE = (1 shl 3);`
`EXT_CSD_PARTITION_ACCESS_ENABLE = (1 shl 0);`
`EXT_CSD_PARTITION_ACCESS_DISABLE = (0 shl 0);`

`EXT_CSD_PARTITION_SETTING_COMPLETED = (1 shl 0);`

`EXT_CSD_ENH_USR = (1 shl 0);`	user data area is enhanced

`EXT_CSD_HS_CTRL_REL = (1 shl 0);`	host controlled WR_REL_SET

`EXT_CSD_WR_DATA_REL_USR = (1 shl 0);`	user data area WR_REL

`MMCPART_NOAVAILABLE = ($ff);`
`PART_ACCESS_MASK = ($07);`
`PART_SUPPORT = ($01);`
`ENHNCD_SUPPORT = ($02);`
`PART_ENH_ATTRIB = ($1f);`

Maximum block size for MMC
`MMC_MAX_BLOCK_LEN = 512;`

Maximum block count for MMC
`MMC_MAX_BLOCK_COUNT = 65535;`

The number of MMC physical partitions. These consist of: boot partitions (2), general purpose partitions (4) in MMC v4.4.
`MMC_NUM_BOOT_PARTITION = 2;`
`MMC_PART_RPMB = 3;`	RPMB partition number

`MMC_LOG_LEVEL_DEBUG = LOG_LEVEL_DEBUG;`	MMC debugging messages
`MMC_LOG_LEVEL_INFO = LOG_LEVEL_INFO;`	MMC informational messages, such as a device being attached or detached
`MMC_LOG_LEVEL_ERROR = LOG_LEVEL_ERROR;`	MMC error messages
`MMC_LOG_LEVEL_NONE = LOG_LEVEL_NONE;`	No MMC messages

`SD_BUS_SPEED_DEFAULT = 25000000;`
`SD_BUS_SPEED_HS = 50000000;`
`SD_BUS_SPEED_UHS_SDR12 = 25000000;`
`SD_BUS_SPEED_UHS_SDR25 = 50000000;`
`SD_BUS_SPEED_UHS_DDR50 = 50000000;`
`SD_BUS_SPEED_UHS_SDR50 = 100000000;`
`SD_BUS_SPEED_UHS_SDR104 = 208000000;`

From: /include/linux/mmc/sd.h

Class 0
`SD_CMD_SEND_RELATIVE_ADDR = 3;`
`SD_CMD_SEND_IF_COND = 8;`
`SD_CMD_SWITCH_VOLTAGE = 11;`

Class 10
`SD_CMD_SWITCH = 6;`	See: 4.3.10 Switch Function Command

Class 5
`SD_CMD_ERASE_WR_BLK_START = 32;`
`SD_CMD_ERASE_WR_BLK_END = 33;`

Application commands
`SD_CMD_APP_SET_BUS_WIDTH = 6;`
`SD_CMD_APP_SD_STATUS = 13;`
`SD_CMD_APP_SEND_NUM_WR_BLKS = 22;`
`SD_CMD_APP_SEND_OP_COND = 41;`
`SD_CMD_APP_SEND_SCR = 51;`

SD_CMD_SWITCH argument format:
`[31] Check (0) or switch (1)`
`[30:24] Reserved (0)`
`[23:20] Function group 6`
`[19:16] Function group 5`
`[15:12] Function group 4`
`[11:8] Function group 3`
`[7:4] Function group 2`
`[3:0] Function group 1`

`SD_SWITCH_FUNCTION_GROUP_ACCESS = 0;`	Access Mode
`SD_SWITCH_FUNCTION_GROUP_COMMAND = 1;`	Command System
`SD_SWITCH_FUNCTION_GROUP_DRIVER = 2;`	Driver Strength
`SD_SWITCH_FUNCTION_GROUP_POWER = 3;`	Power Limit

`SD_SWITCH_ACCESS_MODE_DEF = 0;`	Default SDR12
`SD_SWITCH_ACCESS_MODE_HS = 1;`	High Speed SDR25
`SD_SWITCH_ACCESS_MODE_SDR50 = 2;`	SDR50 (1.8V only)
`SD_SWITCH_ACCESS_MODE_SDR104 = 3;`	SDR104 (1.8V only)
`SD_SWITCH_ACCESS_MODE_DDR50 = 4;`	DDR50 (1.8V only)

`SD_SWITCH_COMMAND_SYSTEM_DEF = 0;`	Default
`SD_SWITCH_COMMAND_SYSTEM_EC = 1;`	For eC
`SD_SWITCH_COMMAND_SYSTEM_OTP = 3;`	OTP
`SD_SWITCH_COMMAND_SYSTEM_ASSD = 4;`	ASSD

`SD_SWITCH_DRIVER_STRENGTH_DEF = 0;`	Default Type B
`SD_SWITCH_DRIVER_STRENGTH_TYPE_A = 1;`	Type A
`SD_SWITCH_DRIVER_STRENGTH_TYPE_C = 2;`	Type C
`SD_SWITCH_DRIVER_STRENGTH_TYPE_D = 3;`	Type D

`SD_SWITCH_POWER_LIMIT_DEF = 0;`	Default 0.72W
`SD_SWITCH_POWER_LIMIT_144 = 1;`	1.44W
`SD_SWITCH_POWER_LIMIT_216 = 2;`	2.16W (Embedded only)
`SD_SWITCH_POWER_LIMIT_216 = 2;`	2.16W (Embedded only)
`SD_SWITCH_POWER_LIMIT_288 = 3;`	2.88W (Embedded only)
`SD_SWITCH_POWER_LIMIT_180 = 4;`	1.80W

`SD_SEND_IF_COND_CHECK_PATTERN = $AA;`
`SD_SEND_IF_COND_VOLTAGE_MASK = $00FF8000;`	MMC_VDD_27_28, MMC_VDD_28_29, MMC_VDD_29_30, MMC_VDD_30_31, MMC_VDD_31_32, MMC_VDD_32_33, MMC_VDD_33_34, MMC_VDD_34_35, MMC_VDD_35_36

SD_CMD_SEND_IF_COND argument format:
`[31:12] Reserved (0)`
`[11:8] Host Voltage Supply Flags`
`[7:0] Check Pattern (0xAA)`